Linguistics is the scientific study of language, including its structure, grammar, sounds, and meaning. It is divided into micro and macro linguistics. Micro linguistics studies the basic elements of language, including phonetics, phonology, morphology, syntax, semantics, and pragmatics. Macro linguistics studies language at a broader level, examining psycholinguistics, sociolinguistics, neurolinguistics, discourse analysis, computational linguistics, and applied linguistics. The document provides definitions and brief explanations of each subfield.